Reducing Bushing Abrasive Mounting Connector Size 3 in Abrasive Mounting Connector Type Unthreaded Hole Tool Mounting Connector Size 1 1/2 in Tool Mounting Connector Type Unthreaded Hole Overall Length Not Applicable Product Type Flap Convolute Wheel Reducing Bushing Outside Flange Diameter 3 in Compatible Wheel Diameter (Maximum) 8 in Compatible Wheel Diameter (Minimum) Not Applicable Compatible Wheel Thickness (Maximum) Not Applicable